• Title/Summary/Keyword: 화장품 색상

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Development of Pearl Pigment which Has the Similar Properties of Snow in Make-up Products (눈의 물리적인 특성과 유사한 펄 원료 개발 및 이를 이용한 화장료 조성물 제조방법)

  • Lee, Yun-Ha;Kim, Kyung-Nam;Sunwoo, Gun;Rick, Norbert;Reichnek, Antje;Choi, Yeong-Jin;Ko, Seung-Yong;Han, Sang-Hun;Kang, Hak-Hee;Lee, Ok-Sub
    • Journal of the Society of Cosmetic Scientists of Korea
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    • v.34 no.3
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    • pp.167-173
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    • 2008
  • Pearlescent pigments have been widely used in cosmetic applications. Up to date; the most widely used pearl effect pigment is the mica-based pigment, which uses natural mica as the substrate that is in turn coated with metal of oxide interference layer. However, when natural mica is employed as a base material the final product often has a yellowish color, mainly due to the fact that natural mica contains low levels of iron as an impurity[1,2]. This study was focused on developing a pearl pigment which might have a similar sparkling effect as snow. This effect was found to be due to its structure and purity, and this concept was also applied to development of our pearl pigments. More specifically, this invented pearl effect pigments are the mixture of glass-flake and glass-flake coated metal oxides and present the optical properties of snow matrix such as refractive index and particle size, unlike only the glass-flake or glass-flake coated metal oxides to be applied in. Using base material having similar physical properties (refractive index and particle size) as snow matrix as platelet for pearl effect pigments, these invented pigments present a three-dimensional glittering effect of the snow matrix. With this invented figments an applied; we achieved the beauty of snow crystal from makeup products containing these pigments.

A Study on the Potency and Stability of the Cream Containing Cannabidiol Extracted Cannabis sativa L. from Korea (국내산 대마로부터 추출한 칸나비디올 함유 크림의 역가 및 안정성 평가)

  • Sung Dong, Yu;Hye Lim, Kim;Ki Jun, Seong;Jung Tae, Jeon;Ae Ri, Song;Jong Soo, Kang;Il Bum, Park
    • Journal of the Society of Cosmetic Scientists of Korea
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    • v.48 no.4
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    • pp.313-319
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    • 2022
  • In this study, the stability of cream containing 1% of cannabidiol (CBD) with more than 99% extracted from domestic Cannabis sativa was evaluated. The pH, hardness, content, and chromaticity were measured at intervals of 2 weeks under storage conditions for each temperature for 12 weeks (4 ℃, 25 ℃, 37 ℃, and 45 ℃). The pH of the experimental group containing 1% of CBD tended to decrease more than that of the control group. As a result of measuring the change in the content of CBD in the cream under each temperature for 12 weeks using HPLC, the difference in the amount of decrement according to temperature was confirmed. It was confirmed that as a result of measuring the chromaticity using color difference meter, the yellowness of the cream containing CBD increased according to the increase by the storage period and temperature compared to the control group. From the above results, it was confirmed that the content decrease and color change according to the temperature of the pH 5 ~ 6 cream formulation containing CBD. When CBD is applied to medicine and cosmetic formulations in the future, it is considered that research and development should be conducted in consideration of the change in the quantity and physicochemical quality of CBD under the temperature.

Natural Dyeing by extraction solution of Mulberry used for Food (식용오디 추출액을 이용한 천연염색)

  • Lee, Kwang-Woo
    • Proceedings of the Korean Society of Dyers and Finishers Conference
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    • 2011.03a
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    • pp.48-48
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    • 2011
  • 오디를 약제나 식용으로 사용되고 있는 염색재료를 이용한 천연염색은 화학염료의 잠재적인 인체독성이나 알르레기 유발 가능성을 간단하게 극복할 수 있는 대안 중의 하나이다. 따라서 약리 효과를 갖는 식물을 염색 재료로 이용하여 다양한 색상 뿐 아니라 피부와 인체에 유익한 약성을 발휘하는 천연염색이 최근 각광을 받고 있다. 한편 천연색소에 대한 관심이 높아짐에 따라 식품이나 화장품 등에 첨가하여 기능성을 높이고자 하는 연구도 진행중으로 오디에 함유된 anthocyanin 색소를 이용하기도 한다. 본 연구에서는 상주지역에서 생산하는 식용오디를 경기도 남양주에 위치한 아세아기공사에서 제작한 생즙추출기로 문경시 수평면에서 위치한 이젠하우스에서 추출한 오디생즙을 구입하여 염색의 재료로 사용하였다. 처리 섬유의 무게를 200g 으로 하여, 욕비 1:10 으로 하여 처리액을 2000g 고정하였다. 처리시에 오디추출액의 비율을 10%(200g+1800g), 20%(400g+1600g), 30%(600g+1400g), 40%(800g+1200g), 50%(1000g+1000g)으로 조정한 염색액에 면, 레이온, 견, 옥사를 처리온도, 처리농도를 달리하여 실험하였다. 처리온도를 $40^{\circ}C$, $60^{\circ}C$, $80^{\circ}C$ 로 하였으며, 처리시간은 1시간으로 동일하게 실험하였다. 처리후에 매염시간은 $60^{\circ}C$에서 1000g의 매염제로 철, 구리, 명반의 1% 용액에 10분간 처리하였다. 실험후 온도에 따른 염색의 정도와 처리농도, 매염제 처리전후의 염색성을 비교하기 위하여 색차값를 측정하였다.

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A Development of Smart Mirror for Styling Time Reducing based on IoT (IoT 기반 스타일링 과정 시간 단축을 위한 스마트 거울 개발)

  • Kim, Hosung;Yoon, MiHae;Song, Hyundoo;Heo, Jae;Park, Sangsu;Seo, Dongmahn
    • Proceedings of the Korea Information Processing Society Conference
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    • 2017.11a
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    • pp.1169-1172
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    • 2017
  • 스마트 거울은 다양한 IT기술을 활용하여 다양한 정보를 제공해 주는 거울이다. 그러나 기존의 스마트 거울은 단순한 정보만을 제공하거나 기존 정보 시스템에 답습에 그치고 있다. 본 논문에서는 기존 스마트 거울의 기능과 함께 사용자 맞춤형 스타일링 가이드 모드를 최적화한 Iot 기반 스마트 거울 시스템을 제안한다. 제안하는 시스템의 스타일링 가이드모드는 헤어 스타일링 방법 추천과 메이크 업 방법 추천, 퍼스널 컬러를 이용한 화장품 색상 추천 등의 다양한 기능을 제공하여 거울의 본질을 극대화 할 수 있도록 한다. 제안 시스템은 스마트 거울이 갖추어야 할 날씨 정보, 대중교통 도착정보, 길찾기, 일정 관리, 사진 촬영 등의 일반적인 기능을 제공한다. 이를 바탕으로 사용자에게 새로운 스타일링의 접근성과 활용성을 높이고, 다양한 미디어 정보를 통한 정보 활용과 외출 시간을 단축하는 새로운 스마트 거울 시스템을 제안한다.

A Study on Heavy Metal Concentrations of Oxidized Hair Coloring Products in Korea Market (한국에서 유통 중인 산화형 염모제의 중금속 농도에 관한 연구)

  • Choi, Chae Man;Hong, Mi Sun;Lee, Yun Jung;Kim, Hwa Soon;Kim, Hyun Jung;Kim, Jung Hun;Chae, Young Zoo
    • Journal of the Society of Cosmetic Scientists of Korea
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    • v.39 no.3
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    • pp.241-249
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    • 2013
  • This study was aimed to provide the fundamental data about oxidized hair color products. For this reason, we collected 125 oxidized hair color products, which were distributed in domestic market from January to October, 2012, and measured the heavy metal concentrations of lead, arsenic, cadmium, chromium, manganese, nickel, copper in the samples. Results were compared by domestic, foreign, henna, type and color. The average metal concentrations were as follows; 0.211 ${\mu}g/g$ for lead, 0.008 ${\mu}g/g$ for cadmium, 0.051 ${\mu}g/g$ for arsenic, 0.954 ${\mu}g/g$ for chromium, 6.250 ${\mu}g/g$ for manganese, 0.591 ${\mu}g/g$ for nickel and 0.544 ${\mu}g/g$ for copper. In case of lead and arsenic, the concentrations were much less than the regulated amount (20 ${\mu}g/g$ and 10 ${\mu}g/g$, respectively) suggested by MFDS (Ministry of Food and Drug Safety). In henna (p < 0.05), the concentrations were significantly higher than those of other domestic and foreign oxidized hair color products as follows; 1.264 ${\mu}g/g$ for lead, 0.267 ${\mu}g/g$ for arsenic, 0.025 ${\mu}g/g$ for cadmium, 4.055 ${\mu}g/g$ for chromium, 72.044 ${\mu}g/g$ for manganese, 3.076 ${\mu}g/g$ for nickel and 4.640 ${\mu}g/g$ for copper. Statistically, it showed that the heavy metal concentrations were quite different for the different types of hair color products. The cream and liquid type products had the highest average concentration in chromium (0.708 ${\mu}g/g$, 0.478 ${\mu}g/g$, respectively). On the other hand, powder type products showed the highest concentration in manganese (60.041 ${\mu}g/g$). In addition, the concentrations of heavy metals and the color of products are not quite correlated. It was shown that average concentrations of lead and chromium were higher for yellow, chromium for red and pink, manganese for brown and black, and nickel for green.

Comparative Study of Melanin Content in Corneocyte with Skin Color (각질세포 내 멜라닌 정량과 피부색의 비교 연구)

  • Kwak, Taek-Jong;Chang, Min-Youl;Lee, Sang-Min;Park, Sun-Kyoo;Park, Soo-Nam
    • Journal of the Society of Cosmetic Scientists of Korea
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    • v.36 no.3
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    • pp.193-198
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    • 2010
  • Melanin is synthesized by the melanocytes in basal layer of epidermis and distributed over all the layers of skin including corneocytes in stratum corneum, outermost layer of the epidermis. Melanin of corneocytes was stained using Fontana-Masson method and quantified by image analysis. The correlation between melanin contents and skin color value was estimated in the skin of 71 Korean women. Melanin covering area (MCA) showed good correlation with $L^*$ value and $ITA^{\circ}$ (Individual Typology Angle) (r = 0.6049, 0.6651, respectively). MCA can be used as new parameter for skin color study and has potential application for evaluating the efficacy of the skin whitening cosmetics.

The Stabilization of 20.0% Ascorbic Acid in Aqueous Cosmetic Formulation (아스코빅애씨드 고함량 안정화 수계 조성물 제조 방법)

  • Park, Jeong Mi;Eun, So Hee;Ko, Eun Ah;Han, Sang Keun;Kang, Hak Hee;Hyun, Seung Min
    • Journal of the Society of Cosmetic Scientists of Korea
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    • v.44 no.2
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    • pp.125-131
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    • 2018
  • Ascorbic acid (Vitamin C) has been widely used in skin care formulations. Due to its remarkable effects on anti-oxidation, collagen biosynthesis and whitening, ascorbic acid is considered as an effectible anti-aging active ingredient. But, the instability problems of ascorbic acid in cosmetic formulation such as oxidation, browning and changes in smell is the difficult issue to be overcome for the application of high concentration of ascorbic acid. We tried to stabilize the ascorbic acid in non-aqueous liquid formulation that contains polyol solvent at first. The non-aqueous system was effectible to reduce oxidation. But, ascorbic acid was crystallized in the non-aqueous formulation at the low temperature below $5^{\circ}C$. We tried to develop way to stabilize the ascorbic acid in aqueous solutions to solve the crystallizing problem. In this study, we search the optimal ratio of antioxidant combination, such as zinc sulfate, glutathione and curcuma longa (turmeric) root extract. Formulations were stored at - $16^{\circ}C$, $5^{\circ}C$, $25^{\circ}C$, $40^{\circ}C$, $50^{\circ}C$ and cycle($5-40^{\circ}C$) (in incubator) for a period of eight weeks to investigate their stability. In the stability analysis, the test parameters consisted of color, scent, phase separation and sedimentation. Ascorbic acid stability was checked by HPLC analysis.

Effect of the Coacervate Systems in Shampoo Formulation on Hair Damage (샴푸의 모발 손상에 대한 코아세르베이트 시스템의 영향)

  • Son, Seong Kil;Kim, See Won;Park, Moo Kyung;Song, Sang-hun;Park, Su Jin;Hwang, Seong-Lok;Lee, Sang Min
    • Journal of the Society of Cosmetic Scientists of Korea
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    • v.44 no.2
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    • pp.141-149
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    • 2018
  • The structure of the coacervate can dramatically influence deposition on the hair. The purpose of this study was to investigate the effect of coacervate with a relatively fine and uniform structure on the surface properties of hair and its influence on hair damage. In this study, coacervates of different sizes were explored in 10% shampoo solutions; one solution contained coacervates with non-uniform sizes ($10-300{\mu}m$ average), and the other solution formed a coacervate with a fine and uniform ($1-3{\mu}m$) structure. To study the effect of shampoo on the physical properties of hair and damage to the hair, the hair breakage characteristics, color changes, friction properties, lipid contents and hair surface were examined after using two different types of shampoo. The results clearly show that the relatively fine and uniformly sized coacervate was evenly deposited over the surface of the hair. As a result, the coacervate system can substantially influence the surface properties of the hair such as hair friction, breakage characteristics, and color. The frictional force was dramatically reduced. The use of a fine and uniformly sized coacervate can notably improve hair surface properties. Consequently, hair breakage decreased, and the effect of the coacervate on hair damage was remarkably high.

Effects of Gamma-Irradiation on Biological Activities and Color Changes of Extracts of Schizandrae fructus (감마선 조사가 오미자의 생리 활성과 색상 변화에 미치는 영향)

  • 전태욱;박지혜;신명곤;김기혁;변명우
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.32 no.1
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    • pp.137-142
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    • 2003
  • This study was carried out to examine the effects of gamma irradiation on the color removal, antioxidation, DPPH radical scavenger, and antimicrobial activity of Schizandra fructus extracts by different solvents. Schizandra fructus was extracted by hot water, ethanol, acetone and methanol, and the extracts were irradiated 10, 20 and 30 kGy with gamma rays. Hunter color L-value was increased by irradiation in a dose-dependent manner, resulting in brighter color for all solvents used. The a and b values were decreased by irradiation in a dose-dependent manner. Antioxidant activity of the ethanol extract of Schizandra fructus against soybean oil was the highest. The free radical scavenging activity was the strongest in hot water extract. All solvent extracts from Schizandra fructus had the strongest antimicrobial activities to B. subtilis, B. natto, B megaterium, S. aureus, Sal. typhymurium and E. coli. These results suggested that Schizandra fructus extracts have a strong potential as natural food preservatives and cosmetic raw materials. Furthermore, irradiation may not influence adversely on biological activites of the extracts when irradiated up to 30 kGy.

Development of Low Irritative, Eco-friendly Nail Polish Including Shellac/gelatin (쉘락/젤라틴을 함유한 저자극·친환경 매니큐어의 개발)

  • Shim, Haeun;Noh, Daeyoung;Kim, Jimin;Kim, Doyeon;Nam, Myungsuk;Kim, Donguk
    • Korean Chemical Engineering Research
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    • v.57 no.1
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    • pp.22-27
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    • 2019
  • Nail polish is used to decorate nail beautifully however, it contains lots of toxic materials. Generally, Nail polish consists of film-forming agent, colorant, solvent, surfactant and stabilizer. In this study, to replace toxic chemicals to low irritative, eco-friendly ingredients, we prepared 4 kinds of nail polish and tested safety, stability and performance. Nail polish including shellac/gelatin showed best performance in water-resistance, friability and drying time. When cell toxicity test is done by MTT assay, shellac-gelatin nail polish showed over 70% cell viability at $1,000{\mu}g/mL$ whereas control nail polish in market showed 50% cell viability. At 4 weeks temperature stability test, color was stable at low temperature however it needs formulation improvement at higher temperature.